Home / 9,433.40-13,018.15-5,898.68

Finding the Fourth Proportional to 9,433.40, 13,018.15 and 5,898.68

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Solution

The fourth proportional to 9,433.40, 13,018.15 and 5,898.68 is: 8,140.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,433.40 : 13,018.15 = 5,898.68 : x
  2. Step 2: Convert to fraction form
    9,433.40/13,018.15 = 5,898.68/x
  3. Step 3: Cross multiply
    9,433.40x = 13,018.15 × 5,898.68
  4. Step 4: Simplify right side
    9,433.40x = 76,789,821.20
  5. Step 5: Solve for x
    x = 76,789,821.20/9,433.40
  6. Step 6: Final answer
    x = 8,140.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.